GLUMIP 2.0: SAS/IML Software for Planning Internal Pilots
Internal pilot designs involve conducting interim power analysis (without interim data analysis) to modify the final sample size. Recently developed techniques have been described to avoid the type~I error rate inflation inherent to unadjusted hypothesis tests, while still providing the advantages o...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Foundation for Open Access Statistics
2008-09-01
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Series: | Journal of Statistical Software |
Subjects: | |
Online Access: | http://www.jstatsoft.org/v28/i07/paper |